update unit test

hutool-core/src/test/java/cn/hutool/core/util/XmlUtilTest.java

@@ -213,9 +213,9 @@ public class XmlUtilTest {
 
 	@Test
 	public void cleanNoteTest() {
-		final String xmlContent = "<title>hutool</title><!-- 这是注释 --><lang>java</lang>";
+		final String xmlContent = "<info><title>hutool</title><!-- 这是注释 --><lang>java</lang></info>";
 		final String ret = XmlUtil.cleanNote(xmlContent);
-		Assert.assertEquals("<title>hutool</title><lang>java</lang>", ret);
+		Assert.assertEquals("<info><title>hutool</title><lang>java</lang></info>", ret);
 	}
 
 	@Data